Graph Tech Guitar Labs is the first high performance guitar component laboratory of its kind, offering the guitar industry a powerful research and development facility, trusted and utilized by the majority of major guitar manufacturers, including: Fender, Gibson, Godin, Epiphone, Carvin, Taylor, Walden, Yamaha, Kala, Kaloha, Klos, Ibanez and more Graph Tech branded products sit at the top level of each product category we enter, offering patented technologies through innovative research, development and testing accomplished within our laboratories in British Columbia, Canada. Graph Tech Guitar Labs is the largest manufacturer of guitar nuts and saddles in the world! Through patented methods and proprietary techniques, Graph Tech has designed specific tone and performance enhancements that were once impossible to achieve. The result is an outstanding reputation for quality and rapid acceptance by guitar players. Graph Tech distributes their products world wide through select distributors ,such as: All Parts, Harris Teller, Stewart Macdonald, Aria UK, Moridaria Japan, Coast Music, Warwick and many others. For almost 30 years Graph Tech Guitar Labs has pioneered the development of innovative products designed to improve the guitar playing experience by solving common problems and improving sound quality. Starting with the original "graphite nut", our product line has burgeoned to a number of recognized brands that address everything from string breakage, to tuning problems, to MIDI compatibility. With a commitment to tonal fidelity, Graph Tech manufactures TUSQ, Black TUSQ XL, TUSQ XL, NuBone, String Saver, ResoMax, Ghost and Ratio® products.